ryan teamed up with mitt romney while biden hit wisconsin. danielle nottingham brings us more. >> reporter: vice president joe biden continued to play offense in wisconsin friday. >> it's time romney and ryan and the republican congress take a pledge to the middle class people saying we're going to level the playing field. >> reporter: a day after a spirited vice presidential debate. >> with all due respect that's a bunch of marlakey. >> watch out middle class. the tax bill is coming to you. >> reporter: both candidates headed back to the campaign trail. >> reporter: congressman, how you feeling about last night? >> i feel great. >> reporter: paul ryan stopped for breakfast with his family before teaming up with mitt romney in ohio. romney used an earlier virginia rally to praise his running mate's debate performance. >> there was one person on stage last night who was thoughtful and respectful, steady and poised. >> reporter: the obama campaign said the vice president walked away with the win, but friday the white house had to defend his ans